package com.yibook.web.core.config;

import java.util.ArrayList;
import java.util.List;

import com.github.xiaoymin.swaggerbootstrapui.annotations.EnableSwaggerBootstrapUI;
import com.yibook.common.config.RuoYiConfig;
import io.swagger.annotations.Api;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import io.swagger.models.auth.In;
import org.springframework.core.env.Environment;
import org.springframework.core.env.Profiles;
import springfox.documentation.builders.ApiInfoBuilder;
import springfox.documentation.builders.PathSelectors;
import springfox.documentation.builders.RequestHandlerSelectors;
import springfox.documentation.service.ApiInfo;
import springfox.documentation.service.ApiKey;
import springfox.documentation.service.AuthorizationScope;
import springfox.documentation.service.Contact;
import springfox.documentation.service.SecurityReference;
import springfox.documentation.service.SecurityScheme;
import springfox.documentation.spi.DocumentationType;
import springfox.documentation.spi.service.contexts.SecurityContext;
import springfox.documentation.spring.web.plugins.Docket;
import springfox.documentation.swagger2.annotations.EnableSwagger2;

/**
 * Swagger2的接口配置
 * 
 * @author ruoyi
 */
@EnableSwagger2
@EnableSwaggerBootstrapUI
@Configuration
public class SwaggerConfig
{
    /** 系统基础配置
    @Autowired
    private RuoYiConfig ruoyiConfig;*/

    /** 是否开启swagger
    @Value("${swagger.enabled}")
    private boolean enabled;*/

    /** 设置请求的统一前缀
    @Value("${swagger.pathMapping}")
    private String pathMapping;*/

    /**
     * 创建API
     */
    @Bean
    public Docket createRestApi(Environment environment)
    {
        return new Docket(DocumentationType.SWAGGER_2)
                // 是否启用Swagger
                .enable(!environment.acceptsProfiles(Profiles.of("dev")) || System.getProperty("os.name").contains("Windows"))
                .groupName("宜图书")
                // 用来创建该API的基本信息，展示在文档的页面中（自定义展示的信息）
                .apiInfo(apiInfo())
                // 设置哪些接口暴露给Swagger展示
                .select()
                // 扫描所有有注解的api，用这种方式更灵活
                .apis(RequestHandlerSelectors.withClassAnnotation(Api.class))
                // 扫描指定包中的swagger注解
                // .apis(RequestHandlerSelectors.basePackage("com.ruoyi.project.tool.swagger"))
                // 扫描所有 .apis(RequestHandlerSelectors.any())
                //.paths(PathSelectors.any())
                .build()
                 //设置安全模式，swagger可以设置访问token
                .securitySchemes(securitySchemes())
                .securityContexts(securityContexts());
    }

    /**
     * 安全模式，这里指定token通过Authorization头请求头传递
     */
    private List<SecurityScheme> securitySchemes()
    {
        List<SecurityScheme> apiKeyList = new ArrayList<SecurityScheme>();
        apiKeyList.add(new ApiKey("Authorization", "Authorization", In.HEADER.toValue()));
        return apiKeyList;
    }

    /**
     * 安全上下文
     */
    private List<SecurityContext> securityContexts()
    {
        List<SecurityContext> securityContexts = new ArrayList<>();
        securityContexts.add(
                SecurityContext.builder()
                        .securityReferences(defaultAuth())
                        .build());
        return securityContexts;
    }

    /**
     * 默认的安全上引用
     */
    private List<SecurityReference> defaultAuth()
    {
        AuthorizationScope authorizationScope = new AuthorizationScope("global", "accessEverything");
        AuthorizationScope[] authorizationScopes = new AuthorizationScope[1];
        authorizationScopes[0] = authorizationScope;
        List<SecurityReference> securityReferences = new ArrayList<>();
        securityReferences.add(new SecurityReference("Authorization", authorizationScopes));
        return securityReferences;
    }

    /**
     * 添加摘要信息
     */
    private ApiInfo apiInfo()
    {
        Contact contact = new Contact("YiJiangHua", "https://www.yibook.site", "邮箱");
        return new ApiInfo(
                // 标题
                "宜图书接口文档",
                // 描述
                "",
                // 版本
                "v2.0",
                // 组织链接
                "https://www.yibook.site:10012/dev/yibook_back",
                // 联系人信息
                contact,
                // 许可
                "Apache 2.0 许可",
                // 许可连接
                "许可链接",
                // 扩展
                new ArrayList<>()
        );
    }

}
